﻿/*
 *   _____                                ______
 *  /_   /  ____  ____  ____  _________  / __/ /_
 *    / /  / __ \/ __ \/ __ \/ ___/ __ \/ /_/ __/
 *   / /__/ /_/ / / / / /_/ /\_ \/ /_/ / __/ /_
 *  /____/\____/_/ /_/\__  /____/\____/_/  \__/
 *                   /____/
 *
 * Authors:
 *   钟峰(Popeye Zhong) <zongsoft@gmail.com>
 *
 * Copyright (C) 2010-2020 Zongsoft Studio <http://www.zongsoft.com>
 *
 * This file is part of Zongsoft.Core library.
 *
 * The Zongsoft.Core is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3.0 of the License,
 * or (at your option) any later version.
 *
 * The Zongsoft.Core is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the Zongsoft.Core library. If not, see <http://www.gnu.org/licenses/>.
 */

using System;
using System.Collections.Generic;

namespace Zongsoft.Services.Commands
{
	internal static class Utility
	{
		public static CommandOutletColor GetStateColor(WorkerState state)
		{
			switch(state)
			{
				case WorkerState.Pausing:
				case WorkerState.Paused:
					return CommandOutletColor.Yellow;
				case WorkerState.Resuming:
				case WorkerState.Starting:
					return CommandOutletColor.DarkCyan;
				case WorkerState.Stopped:
				case WorkerState.Stopping:
					return CommandOutletColor.DarkGray;
				default:
					return CommandOutletColor.Green;
			}
		}

		public static CommandOutletContent GetWorkerActionContent(IWorker worker, string message, CommandOutletColor? color = null)
		{
			var content = CommandOutletContent.Create(CommandOutletColor.DarkCyan, worker.Name)
				.Append(CommandOutletColor.DarkGray, "(")
				.Append(GetStateColor(worker.State), worker.State.ToString())
				.Append(CommandOutletColor.DarkGray, ") ");

			if(color == null)
				return content.Append(message);
			else
				return content.Append(color.Value, message);
		}
	}
}
